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Page 2: ...distributed routed or made available solely with written permission of FIAMM FIAMM reserves the right to change or revise without notice any information or detail given in this manual Page 1 TABLE OF CONTENTS PAGE 1 OPERATING CHARACTERISTICS 2 2 INSTALLATION 4 3 CHARGING 6 4 STORAGE AND REFRESH CHARGING 8 5 MAINTENANCE AND TESTING 9 6 SAFETY 10 7 APPLICABLE STANDARDS 10 8 RECORDS DATA 10 ...
Page 3: ...ains shall be distributed routed or made available sole ge or revise without notice any information or detail given in this m CHARACTERISTICS voltage peres per hours Ah Nominal capacity is usually 1 75 volt per cell at 77 F for different applications an be discharged to a lower voltage using highe circuit current ort circuit current of a battery are functions of its tes separator material electrol...
Page 4: ...nsistent feed back from field applications but also from extensive accelerated thermal testing Operation at temperatures higher than 77 F reduces the performance life expectancy of a battery Service life of the battery is also affected by the float voltage chosen for battery charging as showed in figure 2 FIG 2 EXPECTED SERVICE LIFE VS FLOAT VOLTAGE RANGE Capacity in relation to the temperature Th...
Page 5: ...r of strings in parallel should be reasonable in terms of layout and application If strings are properly cabled with equal voltage losses for each string multiple strings can be connected in parallel safely to reach required total capacity 2 INSTALLATION Unpacking and inspection Upon receiving a shipment of batteries it is important to check it carefully against related packing list Even though ea...
Page 6: ...as close as possible to the top to prevent any hydrogen accumulation in an abusive situation Cabinets should be placed fastened steadily to the floor Installation procedure For a proper installation clean the blocks with a soft dry antistatic cloth or soft water moistened cloth Place each cell block at their correct position according to the electrical layout Start with the lowest shelf to ensure ...
Page 7: ...at voltage recharge boost charge The IU recharge method also known as the modified constant voltage recharge has been used for many years and in a variety of applications This method combines the need to have the battery quickly recharged while ensuring maximum battery life With this method recharge starts at a constant current rate The voltage increases up to a pre set value The pre set voltage i...
Page 8: ... the first 12 months from initial installation Recharge following discharge for standby use and boost charge At the first installation or soon after a discharge the recommended recharge method is to use a constant voltage equal to the float charge voltage with a maximum charge current of 25 of nominal capacity To reduce the recharge time the IU recharge method can be used with a higher voltage of ...
Page 9: ... shorter life expectancy and reduced product performance It is recommended that voltage regulation across the system including the load but with battery disconnected under steady state conditions should be better than 1 through 5 to 100 load Transient and other ripple type excursions can be accommodated provided that with the battery disconnected but the load connected the system peak to peak volt...
Page 10: ...tainer and lid Voltage checks All voltage measurements should be made when the entire battery has stabilized on float at least 7 days after battery installation or after a discharge cycle Measure and record individual block voltages on float once a year It is normal to have a spread of block voltages up to 250 mV battery particularly in the first year of operation No corrective action is required ...
Page 11: ...try to remove the battery cap to add water or acid into the cell s Do not touch non insulated terminals or connectors as there is a risk of electric shock Do not allow naked flames hot objects or sparks near the battery Do not smoke near the battery or in the battery room The electrolyte diluted sulphuric acid is extremely corrosive Any contact with eyes can cause severe and permanent damage Conta...
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Page 13: ...F Time String voltage V Charge current A Block No Volt Block No Volt 1 31 2 32 String Discharged Date Duration Date Duration String Equalized Date Duration Date Duration Remarks 3 33 4 34 5 35 6 36 7 37 8 38 9 39 10 40 11 41 12 42 13 43 14 44 15 45 16 46 17 47 18 48 19 49 20 50 21 51 22 52 23 53 24 54 25 55 26 56 27 57 28 58 29 59 30 60 Blocks temperature 01 12 24 Blocks temperature 36 48 60 Readi...
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